/*
 * MCreator (https://mcreator.net/)
 * Copyright (C) 2020 Pylo and contributors
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package net.mcreator.minecraft;

import net.mcreator.io.Transliteration;
import net.mcreator.util.StringUtils;

import java.util.Locale;
import java.util.regex.Pattern;

public class RegistryNameFixer {

	private static final Pattern registryNamePattern = Pattern.compile("[^a-z0-9/._-]+");

	public static String fix(String original) {
		return registryNamePattern.matcher(
						Transliteration.transliterateString(original).toLowerCase(Locale.ENGLISH).replace(" ", "_"))
				.replaceAll("");
	}

	public static String fromCamelCase(String original) {
		String retval = Transliteration.transliterateString(original.replace(" ", "_"));
		retval = StringUtils.camelToSnake(retval);
		retval = retval.toLowerCase(Locale.ENGLISH);
		retval = retval.replace("__", "_"); // in case if there is space + uppercase letter, remove one underscore
		return registryNamePattern.matcher(retval).replaceAll(""); // use registryNamePattern as the last "defense line"
	}

}
